Airplane



FIG. 1 is a top view of an airplane, according to a first embodiment of this invention;

FIG. 2 is a front and top view of the airplane thereof of FIG. 1;

FIG. 3 is a back view of the airplane thereof of FIG. 1;

FIG. 4 is a bottom view of the airplane thereof of FIG. 1;

FIG. 5 a front view of the airplane thereof of FIG. 1;

FIG. 6 a side view of the airplane thereof of FIG. 1; and,

FIG. 7 a front and bottom view of the airplane thereof of FIG. 1. 

The ornamental design for an airplane, as shown and described. 